<?php 
$sql = "
DROP TABLE IF EXISTS `ims_goouc_class_setting`;
        DROP TABLE IF EXISTS `ims_goouc_class_syslog`;
        DROP TABLE IF EXISTS `ims_goouc_class_module`;
        DROP TABLE IF EXISTS `ims_goouc_class_city`;
        DROP TABLE IF EXISTS `ims_goouc_class_class`;
        DROP TABLE IF EXISTS `ims_goouc_class_subject`;
        DROP TABLE IF EXISTS `ims_goouc_class_semester`;
        DROP TABLE IF EXISTS `ims_goouc_class_voidtype`;
        DROP TABLE IF EXISTS `ims_goouc_class_teacher`;
        DROP TABLE IF EXISTS `ims_goouc_class_lesson`;
        DROP TABLE IF EXISTS `ims_goouc_class_son`;
        DROP TABLE IF EXISTS `ims_goouc_class_phonecode`;
        DROP TABLE IF EXISTS `ims_goouc_class_user`;
        DROP TABLE IF EXISTS `ims_goouc_class_usercard`;
        DROP TABLE IF EXISTS `ims_goouc_class_userlook`;
        DROP TABLE IF EXISTS `ims_goouc_class_userlookm`;
        DROP TABLE IF EXISTS `ims_goouc_class_usershar`;
        DROP TABLE IF EXISTS `ims_goouc_class_banner`;
        DROP TABLE IF EXISTS `ims_goouc_class_stady`;
        DROP TABLE IF EXISTS `ims_goouc_class_payment`;
        DROP TABLE IF EXISTS `ims_goouc_class_pcsetting`;
        DROP TABLE IF EXISTS `ims_goouc_class_cardinfo`;
        DROP TABLE IF EXISTS `ims_goouc_class_signin`;
        DROP TABLE IF EXISTS `ims_goouc_class_signdate`;
        DROP TABLE IF EXISTS `ims_goouc_class_poster`;
        DROP TABLE IF EXISTS `ims_goouc_class_level`;
        DROP TABLE IF EXISTS `ims_goouc_class_shartitle`;
        DROP TABLE IF EXISTS `ims_goouc_class_practice`;
        DROP TABLE IF EXISTS `ims_goouc_class_user_star`;
        DROP TABLE IF EXISTS `ims_goouc_class_practice_false_record`;
        DROP TABLE IF EXISTS `ims_goouc_practice_record`;
        DROP TABLE IF EXISTS `ims_goouc_class_web`;
        DROP TABLE IF EXISTS `ims_goouc_class_live_record`;
        DROP TABLE IF EXISTS `ims_goouc_class_user_son_time`;
        DROP TABLE IF EXISTS `ims_goouc_class_jg_user`;
        DROP TABLE IF EXISTS `ims_goouc_class_jg_room`;
        ";
        pdo_run($sql);
 ?>